The Midway Geyser Basin's Grand Prismatic Spring is the largest hot spring in Yellowstone and one of the largest hot springs in the world. Measuring approximately 370 feet in size and around 121 ...

Discover Yellowstone National Park, the geological crown jewel of the United States, home to the famous Grand Prismatic ...

A detailed look at Yellowstone's magma storage system finds that only one region is likely to host liquid magma in the long ...

How the Grand Prismatic Spring Gets Its Kaleidoscopic Colors The beating heart of Yellowstone National Park is without a doubt the Grand Prismatic Spring—the largest hot spring in the U.S.

An expert from the Yellowstone Volcano Observatory has revealed some of the most likely impacts of an eruption in the famed ...

This Yellowstone National Park one day itinerary takes you to all the park's highlights including Old Faithful and Grand ...

Yellowstone is a great refuge not just ... drip by drip. The colors of Grand Prismatic Spring come from thermophiles: microbes that thrive in scalding water. The green is chlorophyll they use ...

Yellowstone Caldera Chronicles is a weekly ... adjacent to the spectacular Grand Prismatic Spring. The geyser may have formed sometime in the mid-1800s — it was not described by a trapper ...

More than a third of Yellowstone, including Grand Prismatic Spring, sits within the caldera of a giant, ancient, yet still active volcano. Someday it will erupt again, catastrophically—but the ...